Home / 5,575.20-7,696.32-3,586.86

Finding the Fourth Proportional to 5,575.20, 7,696.32 and 3,586.86

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Solution

The fourth proportional to 5,575.20, 7,696.32 and 3,586.86 is: 4,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.20 : 7,696.32 = 3,586.86 : x
  2. Step 2: Convert to fraction form
    5,575.20/7,696.32 = 3,586.86/x
  3. Step 3: Cross multiply
    5,575.20x = 7,696.32 × 3,586.86
  4. Step 4: Simplify right side
    5,575.20x = 27,605,622.36
  5. Step 5: Solve for x
    x = 27,605,622.36/5,575.20
  6. Step 6: Final answer
    x = 4,951.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.